Eppendorf 5430R Main Frequency Converter PCB- Troubleshooting

Version 1

Version 1

Version 2

Board Connections for Version 2

New models come with Input filters — eliminate the filters and run Mains from your Power on Switch directly to the Main board- please observe connections.

Sahara Simba Electronics

Troubleshooting

Service Functions

Service Function	Description of Function
1	Display test and key test
2	Test lid function
3	Test rotor detection / rotor impulses
4	Determine acceleration and deceleration times
5	Initialize EEPROM
6	Test overspeed cut-off
7	Endurance test program
8	Error messages and data of last 4 runs
9	Operating hours/load cycles
10	Test USB interface
11	Test individual aggregates (fan/compressor)
12	Run with adjustable constant compressor frequency
13	Check imbalance detection
14	Machine test (for plant inspections only)

To Enter the Service Mode:

• Switch off the centrifuge.

• Press the ▲ and ▼ keys simultaneously and switch on the mains power switch while doing so.

Navigation through Service Mode:

• Use the ▲ and ▼ keys to select the service function.

• Use the menu key or the ► arrow key to start the service function.